40542062555 has 16 divisors (see below), whose sum is σ = 49247563680. Its totient is φ = 32035765248.

The previous prime is 40542062551. The next prime is 40542062557. The reversal of 40542062555 is 55526024504.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40542062555 - 2² = 40542062551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40542062551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2637131 + ... + 2652459.

It is an arithmetic number, because the mean of its divisors is an integer number (3077972730).

Almost surely, 2^40542062555 is an apocalyptic number.

40542062555 is a deficient number, since it is larger than the sum of its proper divisors (8705501125).

40542062555 is a wasteful number, since it uses less digits than its factorization.

40542062555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21790.

The product of its (nonzero) digits is 240000, while the sum is 38.

The spelling of 40542062555 in words is "forty billion, five hundred forty-two million, sixty-two thousand, five hundred fifty-five".